<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>单选按钮</title>
<script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
  <input type="radio" id="runoob" value="Runoob" v-model="picked">
  <label for="runoob">Runoob</label>
  <br>
  <input type="radio" id="google" value="Google" v-model="picked">
  <label for="google">Google</label>
  <br>
  <span>选中值为: {{ picked }}</span>
</div>

<script>
new Vue({
  el: '#app',
  data: {
	picked : 'Runoob'
  }
})
</script>
</body>
</html>